//import java.util.Arrays;
//
//public class Sort{
//    public static void main(String[] args){
//        int[] a = {12,25,17,19,51,32,45,18,22,37,15};
//        Arrays.sort(a);
//        System.out.println(a);
//    }
//}
//
//
//
////import java.util.*;
////public class U_2 {
////    public static void main(String[] args){
////        System.out.println(new HashSet<>(Arrays.asList(12,25,17,19,51,32,45,18,22,37,15)).contains(37));
////    }
////}
